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  • × author_ss:"Wellems, C."
  • × theme_ss:"Informationsdienstleistungen"
  • × year_i:[1990 TO 2000}
  1. Wellems, C.: Strukturen der Informationsvermittlung : der Modellversuch in Daten und Resultaten (1990) 0.00 
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    12. Online-Frühjahrstagung der Online-Benutzergruppe der DGD, Frankfurt a.M., 15.-17.5.1990: Proceedings. Hrsg.: W. Neubauer u. U. Schneider-Briehn
  2. Wellems, C.: Information Service Controlling : Beispiele und Erfahrungen aus den USA (1992) 0.00 
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    14. Online-Tagung der DGD, Frankfurt am Main, 27. bis 30. April 1992: Proceedings. Hrsg.: W. Neubauer u. S. Plagemann